ALSA: tlv - Define numbers in sound/tlv.h

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 3 insertions, 1 deletions

diff --git a/include/sound/tlv.h b/include/sound/tlv.h
index 9fd5b19ccf5c..7067e2dfb0b9 100644
--- a/include/sound/tlv.h
+++ b/include/sound/tlv.h
@@ -38,9 +38,11 @@
 #define SNDRV_CTL_TLVT_DB_MINMAX 4      /* dB scale with min/max */
 #define SNDRV_CTL_TLVT_DB_MINMAX_MUTE 5 /* dB scale with min/max with mute */
 
+#define TLV_DB_SCALE_MASK       0xffff
+#define TLV_DB_SCALE_MUTE       0x10000
 #define TLV_DB_SCALE_ITEM(min, step, mute)                      \
         SNDRV_CTL_TLVT_DB_SCALE, 2 * sizeof(unsigned int),      \
-        (min), ((step) & 0xffff) | ((mute) ? 0x10000 : 0)
+        (min), ((step) & TLV_DB_SCALE_MASK) | ((mute) ? TLV_DB_SCALE_MUTE : 0)
 #define DECLARE_TLV_DB_SCALE(name, min, step, mute) \
         unsigned int name[] = { TLV_DB_SCALE_ITEM(min, step, mute) }